/*
 * Copyright 2010-2015 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.jetbrains.kotlin.idea

import com.intellij.testFramework.LightCodeInsightTestCase
import org.jetbrains.kotlin.idea.codeInsight.CodeInsightUtils
import org.jetbrains.kotlin.idea.refactoring.IntroduceRefactoringException
import org.jetbrains.kotlin.idea.refactoring.selectElement
import org.jetbrains.kotlin.psi.KtFile
import org.jetbrains.kotlin.test.KotlinTestUtils

abstract class AbstractExpressionSelectionTest : LightCodeInsightTestCase() {
    override fun getTestDataPath() = ""

    fun doTestExpressionSelection(path: String) {
        configureByFile(path)
        val expectedExpression = KotlinTestUtils.getLastCommentInFile(getFile() as KtFile)

        try {
            selectElement(
                    getEditor(),
                    getFile() as KtFile,
                    listOf(CodeInsightUtils.ElementKind.EXPRESSION)
            ) {
                assertNotNull("Selected expression mustn't be null", it)
                assertEquals(expectedExpression, it?.text)
            }
        }
        catch (e: IntroduceRefactoringException) {
            assertEquals(expectedExpression, "")
        }
    }
}
